<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <button onclick="cli()">点击获取</button>
    <script>
function cli() {
    fetch("http://localhost:3000/query").then(function (data) {
        return data.text;
    }).then(function (res) {
        console.log(res);
    })
}
    </script>
</body>
</html>